用输入输出写出一个程序，让用户输入一些姓名和电话号码。每一个姓名和号码将在文件test.txt里。用户输入done来停止输入。-With input and output to write a program that allows the user to enter a number of names and phone numbers. Each one name and number in the file test.txt inside. User input done to stop input.